{ "summary": "In the United States tariff, line 2918.16.50.90 covers carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives, gluconic acid, its salts and esters. The general (MFN) duty rate is 3.7%. It falls under HS subheading 2918.16 in heading 29.18 (chapter 29).", "updatedAt": "2026-10-09", "facts": [ { "label": "Tariff line", "value": "2918.16.50.90", "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" }, { "label": "Covers", "value": "Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives, gluconic acid, its salts and esters", "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" }, { "label": "Duty (MFN)", "value": "3.7%", "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" }, { "label": "Preferential rates", "value": "From free (17 programmes or origins)", "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" }, { "label": "Additional duties", "value": "None recorded", "source": null }, { "label": "Restrictions", "value": "None recorded", "source": null }, { "label": "Tariff", "value": "United States", "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false", "url": "https://border.bot/countries/united-states" }, { "label": "HS subheading", "value": "2918.16", "source": null, "url": "https://border.bot/hs-codes/291816" } ], "faq": [ { "question": "What does tariff line 2918.16.50.90 cover in the United States tariff?", "answer": "In the United States tariff, line 2918.16.50.90 covers carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives, gluconic acid, its salts and esters." }, { "question": "What is the general (MFN) duty on 2918.16.50.90 in the United States?", "answer": "The general (MFN) duty rate is 3.7%. The rate is published on 2918.16.50." }, { "question": "Which preferential rates apply to 2918.16.50.90?", "answer": "Duty-free entry applies to goods that qualify under 16 programmes: the United States-Australia Free Trade Agreement, the United States-Bahrain Free Trade Agreement Implementation Act, the United States-Chile Free Trade Agreement, the United States-Colombia Trade Promotion Agreement Implementation Act, African Growth and Opportunity Act, Caribbean Basin Economic Recovery Act, the United States-Israel Free Trade Area, the United States-Jordan Free Trade Area Implementation Act, the United States-Korea Free Trade Agreement Implementation Act, the United States-Morocco Free Trade Agreement Implementation Act, the United States-Oman Free Trade Agreement Implementation Act, the Dominican Republic-Central America-United States Free Trade Agreement, the United States-Panama Trade Promotion Agreement Implementation Act, the United States-Peru Trade Promotion Agreement Implementation Act, the United States-Mexico-Canada Agreement and the United States-Singapore Free Trade Agreement, and to goods from a group of origins (origin group A)." } ], "sections": [ { "id": "covers", "title": "What this line covers", "text": [ "In the United States tariff, line 2918.16.50.90 covers carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives, gluconic acid, its salts and esters.", "Its legal text is “Other”, read under “Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives”, “Gluconic acid, its salts and esters” and “Other”." ] }, { "id": "structure", "title": "How it is structured", "text": [ "It falls under HS subheading 2918.16 in heading 29.18 (chapter 29). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff." ] }, { "id": "duty", "title": "Duty", "text": [ "The general (MFN) duty rate is 3.7%.", "The rate is published on 2918.16.50.", "Duty-free entry applies to goods that qualify under 16 programmes, and to goods from a group of origins (origin group A)." ] }, { "id": "other-countries", "title": "In other countries", "text": [ "No other national tariff on border.bot has live lines under 2918.16 yet." ] }, { "id": "sources", "title": "Sources and updates", "text": [ "The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.", "The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.", "The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.", "This page was last updated on 9 October 2026.", "Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling." ] } ], "data": { "type": "country-line", "country": { "code": "US", "name": "United States", "slug": "united-states" }, "schedule": { "code": "US", "name": "United States", "slug": "united-states" }, "borrowed": false, "localTaxes": [], "localDeminimis": [], "ratesLive": true, "provenance": [ { "dataset": "US:hs", "country": "US", "kind": "hs", "seq": 1, "version": "2026HTSRev21", "liveAt": "2026-10-09T21:15:50.043Z", "origin": "source", "sourceUrls": [ "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" ] }, { "dataset": "US:rates", "country": "US", "kind": "rates", "seq": 1, "version": "2026HTSRev21", "liveAt": "2026-10-09T21:15:36.287Z", "origin": "source", "sourceUrls": [ "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" ] }, { "dataset": "US:programmes", "country": "US", "kind": "programmes", "seq": 1, "version": "2026HTSRev21", "liveAt": "2026-10-09T21:15:58.040Z", "origin": "source", "sourceUrls": [ "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" ] } ], "dateModified": "2026-10-09T21:15:58.040Z", "chapter": { "code": "29", "description": "Organic chemicals" }, "heading": { "code": "2918", "description": "Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives" }, "subheading": { "code": "291816", "description": "Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: Gluconic acid, its salts and esters" }, "line": { "code": "2918165090", "description": "Other", "levels": [ "Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives", "Gluconic acid, its salts and esters", "Other", "Other" ], "english": null, "keywords": [], "lang": "en", "general": { "code": "29181650", "dutyText": "3.7%", "startDate": null, "endDate": null, "unit": null }, "preferences": [ { "dutyText": "Free", "origins": [ { "code": "A", "label": "a group of origins (origin group A)" }, { "code": "AU", "label": "United States-Australia Free Trade Agreement" }, { "code": "BH", "label": "United States-Bahrain Free Trade Agreement Implementation Act" }, { "code": "CL", "label": "United States-Chile Free Trade Agreement" }, { "code": "CO", "label": "United States-Colombia Trade Promotion Agreement Implementation Act" }, { "code": "D", "label": "African Growth and Opportunity Act" }, { "code": "E", "label": "Caribbean Basin Economic Recovery Act" }, { "code": "IL", "label": "United States-Israel Free Trade Area" }, { "code": "JO", "label": "United States-Jordan Free Trade Area Implementation Act" }, { "code": "KR", "label": "United States-Korea Free Trade Agreement Implementation Act" }, { "code": "MA", "label": "United States-Morocco Free Trade Agreement Implementation Act" }, { "code": "OM", "label": "United States-Oman Free Trade Agreement Implementation Act" }, { "code": "P", "label": "Dominican Republic-Central America-United States Free Trade Agreement" }, { "code": "PA", "label": "United States-Panama Trade Promotion Agreement Implementation Act" }, { "code": "PE", "label": "United States-Peru Trade Promotion Agreement Implementation Act" }, { "code": "S", "label": "United States-Mexico-Canada Agreement" }, { "code": "SG", "label": "United States-Singapore Free Trade Agreement" } ] } ], "measures": [], "restrictions": [] }, "siblings": [ { "code": "2918161000", "description": "Gluconic acid" }, { "code": "2918165010", "description": "Sodium gluconate" }, { "code": "2918165020", "description": "Calcium gluconate" } ], "siblingsTotal": 3, "previous": { "code": "2918165020", "description": "Calcium gluconate", "indexable": true }, "next": { "code": "2918170001", "description": "2,2-Diphenyl-2-hydroxyacetic acid (benzilic acid)", "indexable": true }, "otherSchedules": [], "seo": { "canonicalPath": "/countries/united-states/hs-codes/2918165090", "robots": "index", "sitemap": true, "reasons": [ "1 national lines" ] } }, "pagination": { "page": 1, "pages": 1, "size": 100, "total": 0, "prev": null, "next": null }, "previous": "https://border.bot/countries/united-states/hs-codes/2918165020", "next": "https://border.bot/countries/united-states/hs-codes/2918170001", "links": { "self": "https://border.bot/countries/united-states/hs-codes/2918165090.json", "html": "https://border.bot/countries/united-states/hs-codes/2918165090", "canonical": "https://border.bot/countries/united-states/hs-codes/2918165090", "markdown": "https://border.bot/countries/united-states/hs-codes/2918165090.md", "tools": { "calculator": "https://border.bot/tools/landed-cost-calculator", "classifier": "https://border.bot/tools/hs-code-classifier", "api": "https://api.border.bot/v1" } }, "code": "2918165090", "attribution": "border.bot tariff reference (border.bot), compiled from the official publishers named on each page.", "terms": "https://border.bot/legal/terms", "notice": "Guidance from published tariff data, not a binding ruling. 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